Page 1084 of 2493
SMT580
c. Remove reverse idler gear and final drive assembly.
SMT648AA
5. Remove oil pocket, shift check ball, shift check spring and
check ball plug.
SMT599AA
6. Drive retaining pin out of striking lever, then remove striking
rod, striking lever and striking interlock.
+Select a position where retaining pin does not interfere
with clutch housing when removing retaining pin.
SMT583
+Be careful not to damage oil seal lip, when removing strik-
ing rod. If necessary, tape edges of striking rod.
SMT584
7. Remove reverse check plug, then detach reverse check spring
and check balls.
DISASSEMBLYRS5F30A
MT-34
Page 1096 of 2493
SMT086C
Shift Control Components
INSPECTIONNJMT0051+Check contact surface and sliding surface for wear, scratches,
projections or other damage.
SMT660A
Case Components
DISASSEMBLY AND ASSEMBLYNJMT0052Input Shaft Oil SealNJMT0052S011. Drive out input shaft oil seal.
SMT751BA
2. Install input shaft oil seal.
+Apply multi-purpose grease to seal lip of oil seal before
installing.
SMT688C
Input Shaft Rear BearingNJMT0052S021. Remove welch plug from transmission case.
SMT633
2. Remove input shaft rear bearing by tapping it from welch plug
hole.
REPAIR FOR COMPONENT PARTSRS5F30A
Shift Control Components
MT-46
Page 1101 of 2493
NJMT0092
SMT586
1. Install striking rod, lever and interlock.
+Tape edges of striking rod to avoid damaging oil seal lip
during installation.
+When taped edges of striking rod are past the oil seal,
remove tape.
SMT584
2. Install reverse check sleeve assembly.
3. Install check balls, reverse check spring and check plug.
SMT688
4. Check reverse check turning torque (At striking rod).
Reverse check turning torque (At striking rod):
Refer to SDS, MT-120.
+If not within specification, select another check plug having a
different length and reinstall it.
Reverse check plug:
Refer to SDS, MT-120.
5. Install selected reverse check plug.
+Apply locking sealant to thread of plug before installing it.
SMT648AA
6. Install check ball plug, shift check ball and shift check spring.
7. Install oil pocket.
SMT580
8. Install gear components onto clutch housing.
a. Install final drive assembly and reverse idler gear.
ASSEMBLYRS5F30A
MT-51
Page 1104 of 2493
NJMT0054
Case ComponentsNJMT0054S02
SMT942D
1. Clutch housing
2. Dust seal
3. Oil pocket
4. Check plug
5. Input shaft oil seal
6. Oil channel
7. Mainshaft front bearing
8. Bearing retainer
9. Bush
10. Reverse idler gear front thrust
washer
11. Reverse idler gear
12. Reverse idler gear bearing
13. Reverse idler gear rear thrust
washer14. O-ring
15. Reverse idler gear shaft
16. Snap ring
17. Reverse switch
18. Filler plug
19. Side cover gasket
20. Side cover
21. Welch plug
22. Mainshaft bearing snap ring
23. Mainshaft rear bearing adjusting
shim
24. O-ring
25. Rear cover26. Differential oil seal
27. Drain plug
28. PNP switch
29. Transmission case
30. Oil gutter
31. Welch plug
32. Magnet
33. Boot
34. Striking rod oil seal
35. Welch plug
36. Differential oil seal
37. O-ring
38. Speedometer pinion
OVERHAULRS5F70A
Case Components
MT-54
Page 1106 of 2493
Shift Control Components=NJMT0054S04
SMT642DB
1. Clutch housing
2. 3rd & 4th bracket
3. 3rd & 4th shift fork
4. Retaining pin
5. Check ball
6. Check pin
7. Check spring
8. Check plug
9. Stopper ring
10. 3rd & 4th fork rod
11. Selector shaft pin
12. Selector
13. 5th & reverse bracket
14. Reverse switch bracket
15. Retaining pin
16. 5th & reverse shift fork17. Interlock plunger
18. Check ball
19. Interlock pin
20. Stopper ring
21. 5th & reverse fork rod
22. Striking lever
23. Retaining pin
24. 1st & 2nd bracket
25. 1st & 2nd shift fork
26. Check ball
27. 1st & 2nd fork rod
28. Transaxle case
29. Check ball
30. Check spring
31. Check plug32. Select check leaf spring
33. Return spring
34. Steel ball
35. Reverse gate
36. Return bearing
37. Selector arm
38. Bush
39. Welch plug
40. Selector shaft
41. Striking yoke
42. Retaining pin
43. Striking rod
44. Dust boot
45. Striking rod oil seal
46. Welch plug
OVERHAULRS5F70A
Shift Control Components
MT-56
Page 1111 of 2493
SMT659DC
14. Remove check ball from housing.
15. Remove retaining pin for 1st & 2nd shift fork and bracket.
16. Remove 1st & 2nd fork rod.
17. Remove 5th & reverse and 1st & 2nd shift forks, and 1st & 2nd
bracket.
SMT660D
18. Remove both input shaft and mainshaft assemblies from hous-
ing.
SMT661D
19. Remove final drive assembly from housing.
20. Remove oil pocket from housing.
SMT662D
21. Remove mainshaft bearing retainer from housing.
22. Cut off oil channel using a cutter as shown in the figure.
SMT663DB
23. Remove mainshaft front bearing from housing.
DISASSEMBLYRS5F70A
Clutch Housing (Cont'd)
MT-61
Page 1112 of 2493
SMT664D
24. Using a magnet or other suitable tool, remove retaining pin
from selector shaft.
SMT665DB
25. Remove selector shaft and plug, then remove selector.
SMT666DA
26. Remove reamer bolt, then remove select check leaf spring,
return spring, steel ball, reverse gate, selector arm, bearing,
and bushing.
CAUTION:
Be careful not to lose the steel ball.
SMT667DB
27. Remove retaining pin and plug from striking lever.
28. Remove striking rod, then striking lever from housing.
SMT668D
29. Using a flat-head screwdriver or other suitable tool, remove
dust seal, input shaft oil seal, and striking rod oil seal from
housing.
CAUTION:
When removing dust and oil seals, be careful not to damage
mounting surfaces of dust seal and oil seal.
DISASSEMBLYRS5F70A
Clutch Housing (Cont'd)
MT-62
Page 1114 of 2493
SMT759D
Input Shaft and Gears
DISASSEMBLYNJMT00561. Before disassembly, measure the end plays of 3rd and 4th
input gears.
Gear end play:
Refer to SDS, MT-125.
+If end play is not within specification, disassemble and check
the parts.
SMT671D
2. Remove oil channel from input shaft rear bearing.
SMT672DB
3. Press out input shaft rear bearing.
SMT673D
4. Remove C-ring holder.
5. Remove 5th gear rear C-ring.
SMT674DB
6. Remove 5th input gear from input shaft.
7. Remove 5th gear front C-ring.
REPAIR FOR COMPONENT PARTSRS5F70A
Input Shaft and Gears
MT-64